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146370PC6 — WASHER,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

146370PC6: WASHER,LOCK.

The WASHER,LOCK is a the manufacturer industrial component. Key specifications include hole_diameter: 0.382 INCHES MINIMUM AND 0.398 INCHES MAXIMUM IN, hardness_rating: 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM, outside_diameter: 0.640 INCHES NOMINAL IN, style_designator: SPLIT HELICAL-RIGHT HAND, material_thickness: 0.094 INCHES NOMINAL IN, nondefinitive_spec/std_data: A CLASS AND 2 STYLE. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-264-1159, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
146370PC6
NSN: 5310-00-264-1159
FSC: 5310 — Nuts and Washers
CAGE: 10001 — NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER (USA)
SPECIFICATIONS
hole_diameter0.382 INCHES MINIMUM AND 0.398 INCHES MAXIMUM IN
hardness_rating45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
outside_diameter0.640 INCHES NOMINAL IN
style_designatorSPLIT HELICAL-RIGHT HAND
material_thickness0.094 INCHES NOMINAL IN
nondefinitive_spec/std_dataA CLASS AND 2 STYLE
departure_from_cited_designatorAS MODIFIED BY OD
NSN5310-00-264-1159
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 146370PC6 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
HARDNESS RATING: 45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
•
STYLE DESIGNATOR: SPLIT HELICAL-RIGHT HAND
•
OUTSIDE DIAMETER: 0.640 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.094 INCHES NOMINAL IN
•
DEPARTURE FROM CITED DESIGNATOR: AS MODIFIED BY OD
•
NONDEFINITIVE SPEC/STD DATA: A CLASS AND 2 STYLE
•
HOLE DIAMETER: 0.382 INCHES MINIMUM AND 0.398 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
HARDNESS RATING45.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
STYLE DESIGNATORSPLIT HELICAL-RIGHT HAND
OUTSIDE DIAMETER0.640 INCHES NOMINAL IN
MATERIAL THICKNESS0.094 INCHES NOMINAL IN
DEPARTURE FROM CITED DESIGNATORAS MODIFIED BY OD
NONDEFINITIVE SPEC/STD DATAA CLASS AND 2 STYLE
HOLE DIAMETER0.382 INCHES MINIMUM AND 0.398 INCHES MAXIMUM IN
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
SUBSTITUTES & CROSS-REFERENCES 2
FFW84CLASSASTYLE2Reference document
Same NSN cross-reference
Reference document — Identification reference
11FM1AP3-8Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 146370PC6?
146370PC6 is a WASHER,LOCK.
What parts can replace 146370PC6?
There are 2 known substitutes for 146370PC6: FFW84CLASSASTYLE2, 11FM1AP3-8. Substitute compatibility should be verified for your specific system.
What is the NSN for 146370PC6?
146370PC6 is cataloged in the U.S. Government catalog under NSN 5310-00-264-1159. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.